[4247] in linux-scsi channel archive
Re: problem with MO drive (NCR driver problem?)
daemon@ATHENA.MIT.EDU (Gerard Roudier)
Sun Jun 28 17:45:24 1998
Date: Sun, 28 Jun 1998 22:34:46 +0200 (MET DST)
From: Gerard Roudier <groudier@club-internet.fr>
To: Ronald Wahl <rwahl@gmx.net>
cc: linux-scsi <linux-scsi@vger.rutgers.edu>
In-Reply-To: <Pine.LNX.3.96.980627165031.10870A-100000@goliath.csn.tu-chemnitz.de>
Ronald,
On Sat, 27 Jun 1998, Ronald Wahl wrote:
> Hi Gerard,
>
> > Since you donnot report any kernel error message related to the problem,
> > I would think your MO drive and the NCR driver version you are using are
> > working quite fine (BTW, thanks for using latest driver version).
>
> Yes, no problems so far.
>
> > Seems to me you are flooding the buffer cache with blocks of different
> > sizes and Linux is known not to like that at all.
>
> Hmm, do you know if the buffer cache in 2.1.x has this fixed?
Note that I am not 100% sure of my explanation which is based on some of
my observations and on what I have been able to understand from the code.
You may want to give 2.1.107 a try. It seems to me very reliable, at least
for UP (I donnot have SMP).
Gerard.
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